ASTM C1643-14(2020)

1.1This test method measures the volumetric expansion of aerosol foam sealants after dispensing.

1.2This test method provides a means for estimating the quantity of initial material required to dispense in order to fill a cavity.

1.3Aerosol foam sealants are used for a variety of applications intended to reduce airflow through the building envelope.

1.4This test method applies to two types of single component aerosol foam sealants: polyurethane and latex.

1.5There are no other known standard test methods to measure aerosol foam sealants post dispensing expansion.

1.6Values are reported in SI units only. Certain apparatus and supply items are referenced in inch-pound units for purchasing purposes.

1.7This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.8This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.